Although it is comparatively easier than changing wallpaper without activating Windows, you must use either Registry Editor or Local Group Policy Editor to get the job done.īefore getting started, let us explain the process to easily go through the required steps. However, if it is required for you to change the theme without activating Windows 11/10, this tutorial will be handy for you.
If you do not activate your copy of Windows, you cannot change the Theme, wallpaper, etc., from the Windows Settings.